#include <stdio.h>
#include <stdlib.h>

int main(int argc,char **argv)
{
    FILE *fp;
    int count = 0;
    if(argc < 2){
        fprintf(stderr,"Usage... \n");
        exit(1);
    }
    fp = fopen(argv[1],"r");
    if(fp == NULL){
        perror("fopen()");
        exit(1);
    }
    while (fgetc(fp) != EOF)
    {
        ++ count;
    }
    printf("count = %d\n",count);
    fclose(fp);
    exit(0);
    
}